package service;

import po.Bandwidth;
import po.Result;

import java.util.List;

public interface BandwidthService {
    public List<Bandwidth> findAllBandwidths() throws Exception;
    public Result addBandwidth(Bandwidth bandwidth);
    public Result deleteBandwidthById(int id);
    public Result updateBandwidthById(int id, Bandwidth bandwidth);
}
